Senior Software Engineer
Staffing Science
About the Role We are hiring multiple Senior Software Engineers (Full Stack) to join a high-impact product engineering team building modern, scalable software used at meaningful scale. While this is a true full-stack role , we are open to engineers who naturally lean Front-End (React/web-first) or Back-End (Ruby/Elixir preferred) — as long as they are comfortable contributing across the stack. This is not a siloed environment. Engineers are expected to think holistically about architecture, performance, scalability, and user experience. We are specifically seeking candidates located in Arizona who are open to regular in-person collaboration. What You’ll Do Design, build, and maintain scalable full-stack applications. Develop modern web applications using React (web-first) . Build and maintain backend services using Ruby or Elixir (strong preference) ; Java experience is acceptable. Design and consume RESTful APIs. Refactor legacy systems for scalability, performance, and maintainability. Contribute to shared UI components and design systems. Collaborate closely with product managers, designers, and QA. Participate in architectural discussions and technical roadmap planning. Improve CI/CD pipelines and development workflows. Conduct code reviews and mentor junior engineers. Proactively identify opportunities to modernize systems and improve engineering standards. Evaluate and leverage AI tooling to improve development efficiency and product capabilities. Required Qualifications Bachelor’s degree in Computer Science, Software Engineering, or related field (or equivalent experience). 4–6+ years of professional software engineering experience. Experience working across both front-end and back-end systems. Strong experience with: React (required for front-end contributions) RESTful APIs Backend experience in one or more of: Ruby (preferred) Elixir (preferred) Java Experience with relational databases (MySQL or similar). Familiarity with Git and CI/CD pipelines. Strong understanding of modern software architecture principles. Excellent communication and collaboration skills. Nice to Have React Native experience (plus, not required). Experience with event-driven systems. Experience optimizing performance at scale. Familiarity with Azure DevOps or similar cloud tooling. Agile experience (Jira, Confluence). Experience modernizing legacy systems. What We’re Looking For Engineers who think beyond tickets and care about architecture. Ability to contribute across the stack even if you have a strength area. Strong ownership mindset. Comfort working in a collaborative, high-growth environment. Interest in building scalable systems that evolve over time. #J-18808-Ljbffr
- ...Engineer Location: Phoenix, AZ Onsite/ Remote: Onsite. The pay range for this role is ***k- ***k per annum including any bonuses or variable pay. *** also offers benefits like medical, vision, dental, life, disability insurance and paid time off (including holidays...SeniorRemote work
- ...We are seeking an experienced Senior Software Engineer to develop, maintain, and enhance enterprise applications. The ideal candidate will have strong expertise in Angular, Node.js, and MongoDB , along with extensive experience in the full Software Development Life Cycle...Senior
- ...We are hiring a Senior Software Engineer, and we’d like you to consider joining us! eVisit rearchitects the very nature of how healthcare is delivered. We help our customers design care pathways that lower the total cost to deliver care, increase access, and enhance both...Senior
$65 - $69.15 per hour
...Dynamics 365 preferred. Professional experience with SQL databases and a strong understanding of how they work. SUMMARY The Senior Software Engineer is responsible for the development, customization, and integration of Microsoft Dynamics 365 in the enterprise. Activities...SeniorHourly payContract work$125k - $150k
...Development and Integration Cloud Hosted Applications (AWS) Software Engineers who join this team will have a problem-solving mindset and thrive... ...in the moments that matter throughout their lives. The Senior Full Stack Engineer will Be responsible for analysis, design,...SeniorFull time$84k - $149k
...Senior Software Engineer At Wells Fargo, we are looking for talented people who will put our customers at the center of everything we do. We are seeking candidates who embrace diversity, equity and inclusion in a workplace where everyone feels valued and inspired....SeniorWork experience placementRemote workRelocation package$180k - $220k
...Datavanters bring a diversity of professional, educational and life experiences to realize our bold vision for healthcare. Senior Software Engineer The Role As a Senior Software Engineer, you will lead major initiatives that advance Datavant’s platform scalability...Senior$63.45 per hour
...Build Next-Generation Avionics Systems as a Senior Advanced Software Engineer with PDS Tech! Pay Rate: $63.45/hr We’re seeking a highly experienced Sr Advanced Software Engineer with deep expertise in Flight Management Systems (FMS) to support development of advanced avionics...SeniorHourly payPermanent employmentTemporary workLocal area$197.4k - $232k
...Type: FullTime Location Type: Remote Department Engineering Compensation: $197.4K – $232K • Offers Equity At... ...One Team. One Data Streaming Platform. About the Role Senior Software Engineers II at Confluent take ownership of critical backend...SeniorFull timeRemote work- Real Time Consulting LLC (RTC) is seeking a Software Engineer specialized in Flight Management Systems. The role involves designing and developing aviation software with a focus on avionics. Ideal candidates will possess a Bachelor’s degree and over 7 years of experience...Senior
$60 - $65 per hour
Immediate need for a talented Senior Advanced Software Engineer . This is a 06 months contract opportunityand is located in Phoenix, AZ (Hybrid). Please review the job description below and contact me ASAP if you are interested. Job ID:26-07073 Pay Range: $60/hr - $65...SeniorContract workLocal areaImmediate start$60 - $80 per hour
...On-site 3x a week) Qualifications 4+ years of experience with Engineering Strong proficiency in Go with knowledge of Java Experience with... ...as unit, integration and performance) and functional testing. Seniority level Mid-Senior level Employment type Contract Benefits...SeniorContract work- ...projects and act as an escalation point, provide guidance and direction to less experienced staff Requirements 4+ years of Software Engineering experience, or equivalent demonstrated through one or a combination of the following: work experience, training, military...SeniorWork experience placementRemote work
- ...benefits) Job Description Be part of a team that designs, develops and integrates highly complex software functions within client Software as a Senior Software Engineer. You will provide technical expertise as a program team leader in the identification and development...SeniorWork experience placementWork at officeLocal area1 day per week
- ...frameworks to enhance test performance, safety, and durability of software and hardware systems throughout the entire product lifecycle... ...of simulation models Partners with cross‑functional engineering teams to enable integration of simulation software with hardware...SeniorWork experience placementInterim role
- Software engineers are responsible for the complete life cycle of a new or modified software product, from research and design to implementation, training and support. Responsibilities Designs, modifies, develops, writes and implements software programming applications...Senior
$111.07k - $147k
Senior Software Engineer Information Technology, Phoenix, Arizona Description Position at Matson Navigation Company, Inc. Matson has been the leading ocean shipping and logistics provider throughout the Pacific since 1882. We are the supply chain lifeline for Hawaii,...SeniorLocal areaRemote work$190k - $240k
...customer identity and authentication. This role is a hands‑on engineering position inside Information Security, focused on designing and... ...beyond basic configuration. 5+ years of professional backend software engineering experience. Strong production experience in...SeniorWork at officeRemote workFlexible hours$157k - $298k
...Senior Software Engineer AI Applications As a Senior AI Applications Engineer at Bezos Academy, you will help build AI-powered software applications that support teachers' abilities to deliver measurable results in early childhood education. As a hands-on, results-...SeniorFull timeRelocationRelocation packageFlexible hours$121.4k - $218.6k
...teams to solve complex challenges? Join Our Custom Government Engineering Team! The Custom Government team operates across the full... ...Application Delivery Networks. Partner with the best As a Senior Software Engineer, you will manage the Akamai cloud storage solution,...SeniorWork experience placementWork at office- ...impact, a passion for progress, and the optimism to shape the future of transportation. About the Role We’re looking for a Senior Software Engineer to design and build working prototypes, proofs of concept (PoCs), and pilot-ready solutions that validate technical...SeniorWork at office3 days per week
$83.43k - $222.48k
...something bigger - helping to simplify health care one person, one family and one community at a time. Position Summary As a Senior Software Engineer, you'll be a key member of a collaborative team responsible for design, delivery and operation of business‑critical,...SeniorHourly payFull timeTemporary workWork experience placementLocal area- Akamai Technologies, Inc. is seeking a Senior Software Engineer to manage the Akamai cloud storage solution for the public sector. You will play a key role in designing and developing integrated solutions while collaborating closely with various teams. Successful candidates...Senior
- ...applications and collaborate across teams to understand business requirements. A Bachelor's degree in a relevant field and 7+ years of Software Development Life Cycle experience are essential. Responsibilities include troubleshooting complex issues, enhancing existing...Senior
$120k - $140k
...Full-time Description Sharetec is looking for a Senior Software Engineer to join our team! At Sharetec, we believe in a people-first business. Our mission is to make millions of people's lives easier by developing innovative core banking and lending software...SeniorFull timeRemote workNight shift- A leading transportation solutions company in Phoenix, Arizona, seeks a Senior Software Engineer to design and build working prototypes for complex software systems. The role involves collaboration in a hands-on lab environment, focusing on cloud-native architectures and...Senior
$68 - $71 per hour
Russell Tobin is seeking a Sr Software Engineer in Phoenix, AZ for a 6-month hybrid contract. The role involves designing and integrating complex software functions, with a focus on healthcare systems. The ideal candidate will have 10 years of relevant experience in healthcare...SeniorHourly payContract work- Semper Valens Solutions is seeking a Sr Software Engineer at Aberdeen Proving Ground, MD to contribute to DoD radar control and signal processing software. The role requires MOSA-driven design, Agile/DevSecOps practices, and cross-functional collaboration across teams....Senior
- A leading financial institution in the United States is seeking a skilled Software Engineer to enhance digital experiences through scalable, secure software development. In this role, you'll lead engineering teams, mentor developers, and ensure high-quality code practices...Senior
- A leading aerospace services company in Phoenix is seeking an experienced Aero-Sr. Software Engineer to work on flight mapping systems (FMS). The role involves C++ development, JART scripting, and conducting tests to ensure system integrity. Candidates should have a Bachelor...SeniorContract work
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